2 * Copyright (c) 1995 - 2002 Kungliga Tekniska Högskolan
3 * (Royal Institute of Technology, Stockholm, Sweden).
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
17 * 3. Neither the name of the Institute nor the names of its contributors
18 * may be used to endorse or promote products derived from this software
19 * without specific prior written permission.
21 * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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39 #ifndef ROKEN_LIB_FUNCTION
41 #define ROKEN_LIB_FUNCTION
42 #define ROKEN_LIB_CALL __cdecl
44 #define ROKEN_LIB_FUNCTION
45 #define ROKEN_LIB_CALL
54 rk_ns_t_invalid = 0, /* Cookie. */
55 rk_ns_t_a = 1, /* Host address. */
56 rk_ns_t_ns = 2, /* Authoritative server. */
57 rk_ns_t_md = 3, /* Mail destination. */
58 rk_ns_t_mf = 4, /* Mail forwarder. */
59 rk_ns_t_cname = 5, /* Canonical name. */
60 rk_ns_t_soa = 6, /* Start of authority zone. */
61 rk_ns_t_mb = 7, /* Mailbox domain name. */
62 rk_ns_t_mg = 8, /* Mail group member. */
63 rk_ns_t_mr = 9, /* Mail rename name. */
64 rk_ns_t_null = 10, /* Null resource record. */
65 rk_ns_t_wks = 11, /* Well known service. */
66 rk_ns_t_ptr = 12, /* Domain name pointer. */
67 rk_ns_t_hinfo = 13, /* Host information. */
68 rk_ns_t_minfo = 14, /* Mailbox information. */
69 rk_ns_t_mx = 15, /* Mail routing information. */
70 rk_ns_t_txt = 16, /* Text strings. */
71 rk_ns_t_rp = 17, /* Responsible person. */
72 rk_ns_t_afsdb = 18, /* AFS cell database. */
73 rk_ns_t_x25 = 19, /* X_25 calling address. */
74 rk_ns_t_isdn = 20, /* ISDN calling address. */
75 rk_ns_t_rt = 21, /* Router. */
76 rk_ns_t_nsap = 22, /* NSAP address. */
77 rk_ns_t_nsap_ptr = 23, /* Reverse NSAP lookup (deprecated). */
78 rk_ns_t_sig = 24, /* Security signature. */
79 rk_ns_t_key = 25, /* Security key. */
80 rk_ns_t_px = 26, /* X.400 mail mapping. */
81 rk_ns_t_gpos = 27, /* Geographical position (withdrawn). */
82 rk_ns_t_aaaa = 28, /* Ip6 Address. */
83 rk_ns_t_loc = 29, /* Location Information. */
84 rk_ns_t_nxt = 30, /* Next domain (security). */
85 rk_ns_t_eid = 31, /* Endpoint identifier. */
86 rk_ns_t_nimloc = 32, /* Nimrod Locator. */
87 rk_ns_t_srv = 33, /* Server Selection. */
88 rk_ns_t_atma = 34, /* ATM Address */
89 rk_ns_t_naptr = 35, /* Naming Authority PoinTeR */
90 rk_ns_t_kx = 36, /* Key Exchange */
91 rk_ns_t_cert = 37, /* Certification record */
92 rk_ns_t_a6 = 38, /* IPv6 address (deprecates AAAA) */
93 rk_ns_t_dname = 39, /* Non-terminal DNAME (for IPv6) */
94 rk_ns_t_sink = 40, /* Kitchen sink (experimentatl) */
95 rk_ns_t_opt = 41, /* EDNS0 option (meta-RR) */
96 rk_ns_t_apl = 42, /* Address prefix list (RFC 3123) */
97 rk_ns_t_ds = 43, /* Delegation Signer (RFC 3658) */
98 rk_ns_t_sshfp = 44, /* SSH fingerprint */
99 rk_ns_t_tkey = 249, /* Transaction key */
100 rk_ns_t_tsig = 250, /* Transaction signature. */
101 rk_ns_t_ixfr = 251, /* Incremental zone transfer. */
102 rk_ns_t_axfr = 252, /* Transfer zone of authority. */
103 rk_ns_t_mailb = 253, /* Transfer mailbox records. */
104 rk_ns_t_maila = 254, /* Transfer mail agent records. */
105 rk_ns_t_any = 255, /* Wildcard match. */
106 rk_ns_t_zxfr = 256, /* BIND-specific, nonstandard. */
111 #define MAXDNAME 1025
114 #define mx_record rk_mx_record
115 #define srv_record rk_srv_record
116 #define key_record rk_key_record
117 #define sig_record rk_sig_record
118 #define cert_record rk_cert_record
119 #define sshfp_record rk_sshfp_record
132 struct rk_srv_record{
139 struct rk_key_record {
147 struct rk_sig_record {
152 unsigned sig_expiration;
153 unsigned sig_inception;
157 char sig_data[1]; /* also includes signer */
160 struct rk_cert_record {
168 struct rk_sshfp_record {
172 u_char sshfp_data[1];
175 struct rk_ds_record {
178 unsigned digest_type;
180 u_char digest_data[1];
183 struct rk_resource_record{
191 struct rk_mx_record *mx;
192 struct rk_mx_record *afsdb; /* mx and afsdb are identical */
193 struct rk_srv_record *srv;
196 struct rk_key_record *key;
197 struct rk_cert_record *cert;
198 struct rk_sig_record *sig;
199 struct rk_sshfp_record *sshfp;
200 struct rk_ds_record *ds;
202 struct rk_resource_record *next;
205 #define rk_DNS_MAX_PACKET_SIZE 0xffff
207 struct rk_dns_header {
210 #define rk_DNS_HEADER_RESPONSE_FLAG 1
211 #define rk_DNS_HEADER_AUTHORITIVE_ANSWER 2
212 #define rk_DNS_HEADER_TRUNCATED_MESSAGE 4
213 #define rk_DNS_HEADER_RECURSION_DESIRED 8
214 #define rk_DNS_HEADER_RECURSION_AVAILABLE 16
215 #define rk_DNS_HEADER_AUTHENTIC_DATA 32
216 #define rk_DNS_HEADER_CHECKING_DISABLED 64
218 unsigned response_code;
226 struct rk_dns_header h;
227 struct rk_dns_query q;
228 struct rk_resource_record *head;
236 ROKEN_LIB_FUNCTION struct rk_dns_reply* ROKEN_LIB_CALL
237 rk_dns_lookup(const char *, const char *);
238 ROKEN_LIB_FUNCTION void ROKEN_LIB_CALL
239 rk_dns_free_data(struct rk_dns_reply *);
240 ROKEN_LIB_FUNCTION int ROKEN_LIB_CALL
241 rk_dns_string_to_type(const char *name);
242 ROKEN_LIB_FUNCTION const char * ROKEN_LIB_CALL
243 rk_dns_type_to_string(int type);
244 ROKEN_LIB_FUNCTION void ROKEN_LIB_CALL
245 rk_dns_srv_order(struct rk_dns_reply*);
251 #endif /* __RESOLVE_H__ */